Round Baler Dual Wrapping Roll Precision Control

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Solution Overview

Problem

Existing round balers often under or over wrap bales, leading to bale disintegration or wasteful use of wrapping material, as current systems lack precision in measuring and controlling the amount of wrap material applied during the wrapping process.

Innovation Solution

A round baler with dual wrapping mechanisms and sensors that measure and control the cumulative length of wrap material, allowing for precise application based on predetermined values, ensuring each bale is wrapped optimally without excess material.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If wrap material is applied to ensure bale integrity, then bale strength is improved, but wrap material consumption increases

Engineering Contradiction:
Improvebale strengthVSAvoidwrap material consumption
Core Design Contradiction:
StrengthVSLoss of substance

Solution Approach 1:

The patent employs sensors to detect the actual amount of wrap material applied to the bale and feeds this information back to the control system. The control system compares the detected amount with the predetermined target amount and automatically adjusts the wrapping mechanism to correct any deviation, ensuring precise wrap material application that maintains bale strength while preventing waste

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The control system dynamically adjusts wrapping parameters such as wrap material feed rate, wrapping speed, and number of wraps based on real-time sensor feedback and bale characteristics. This parameter optimization ensures the minimum necessary wrap material is applied to achieve adequate bale strength, reducing material consumption while maintaining integrity

Inventive Principle:
Principle #35Parameter changes

2Stability of the object's composition

If wrap material is applied to prevent bale disintegration, then bale stability is improved, but wrap material precision deteriorates

Engineering Contradiction:
Improvebale stabilityVSAvoidwrap material precision
Core Design Contradiction:
Stability of the object's compositionVSManufacturing precision

Solution Approach 1:

Sensors continuously monitor the wrap material application process and provide real-time feedback to the control system. This feedback loop enables the system to detect and correct variations in wrap material application, maintaining precise control over the wrapping process while ensuring adequate bale stability

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual or purely mechanical wrapping control with an automated control system that uses sensors and electronic actuators. This substitution enables precise, repeatable wrap material application with consistent accuracy, improving manufacturing precision while maintaining bale stability

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Manufacturing precision

If dual wrapping mechanisms are used to improve wrapping precision, then wrap material control is improved, but device complexity increases

Engineering Contradiction:
Improvewrap material controlVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent combines two wrapping mechanisms into a single integrated wrapping system with a unified control architecture. The control system manages both wrapping mechanisms coordinateially, allowing them to work simultaneously or independently based on requirements. This merging approach maintains high wrap material control precision while reducing overall system complexity compared to completely separate wrapping systems

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10517221B2Round baler with dual wrapping rolls
Publication Date: 2019.12.31 VERMEER MFG CO
  • US10517221B2 patent drawing
  • US10517221B2 patent drawing
  • US10517221B2 patent drawing

AI summary

The present disclosure relates to a round baler (10) including a baling chamber (12) for forming a bale (26) and a first wrapping mechanism (32) mounted to the baling chamber (12). The first wrapping mechanism (32) includes a feed system that feeds the wrap material (30a) into the baling chamber (12). The round baler (10) further comprises a second wrapping mechanism (34) mounted to the baling chamber (12) which includes a feed system that feeds the wrap material (30b) into the baling chamber (12). Further, the round baler (10) includes an inlet (40) wherein wrap material (30a) from the first wrapping mechanism (32) and wrap material (30b) from the second wrapping mechanism (34) enter the baling chamber (12). The first wrapping mechanism (32) and second wrapping mechanism (34) are configured to be operated independently.